National Museum of Nuclear Science & History
N.F. Bowman was a consultant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Joseph Hirschfelder was an American physicist. He held doctorates in physics and chemistry from Princeton University.
C. L. Crabtree worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Ed Hall worked for the Tennessee Eastman Corporation at the Y-12 Plant.